Genetic selection and liquid medium conditions improve the yield of androgenetic plants from diploid potatoes

作者: H. Uhrig

DOI: 10.1007/BF00251187

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摘要: Solatium tuberosum L. diploid strains with superior androgenetic capacity have been selected for from progenies of unselected material. The paper also demonstrates that the use a liquid medium culturing potato anthers, instead conventional solid agar plates, improves yield embryoids. new method, associated two successive cycles selection response, allows induction and regeneration microspore derived plants on large scale. best genotype (clone 21 in this paper) regenerates frequency around 30 per each anther plated. Over 80% regenerated are diploid. It is suggested embryoids mainly originate unreduced microspores by mechanism which maintains heterozygous or partly genetic situation.

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